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Fix a bug with IP forwarding

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This commit is contained in:
calzoneman 2013-07-06 13:00:02 -04:00
parent e6150301b1
commit 7aac0a0f9f
3 changed files with 26 additions and 9 deletions
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9
config.js
View file

@ -18,6 +18,15 @@ exports.WEBSERVER_PORT = 8080; // Webserver port. Binding port 80 requires root
exports.MAX_PER_IP = 10;
exports.GUEST_LOGIN_DELAY = 60; // Seconds
/*
Set to true if you are behind a reverse proxy (e.g. Cloudflare)
so that client IPs are passed through correctly.
If you are not behind a reverse proxy, leave it as false, otherwise
clients can fake their IP address in the x-forwarded-for header
*/
exports.REVERSE_PROXY = false;
var nodemailer = require("nodemailer");
exports.MAIL = false;
/* Example for setting up email:

2
package.json
View file

@ -2,7 +2,7 @@
"author": "Calvin Montgomery",
"name": "CyTube",
"description": "Online media synchronizer and chat",
"version": "2.0.2",
"version": "2.0.3",
"repository": {
"url": "http://github.com/calzoneman/sync"
},

24
server.js
View file

@ -9,7 +9,7 @@ The above copyright notice and this permission notice shall be included in all c
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
const VERSION = "2.0.2";
const VERSION = "2.0.3";
var fs = require("fs");
var Logger = require("./logger.js");
@ -36,16 +36,16 @@ app.get("/api/:apireq(*)", function(req, res, next) {
});
function getClientIP(req) {
var ip;
var ip = false;
var raw = req.connection.remoteAddress;
var forward = req.header("x-forwarded-for");
if(forward) {
if(Config.REVERSE_PROXY && forward) {
ip = forward.split(",")[0];
}
if(!ip) {
ip = req.connection.remoteAddress;
}
Logger.syslog.log("/" + ip + " is proxied by /" + raw);
return ip;
}
return raw;
}
app.get("/nws/connect", function(req, res, next) {
var socket = NWS.newConnection(req, res);
@ -128,7 +128,15 @@ fs.exists("chanlogs", function(exists) {
});
function getSocketIP(socket) {
return socket.handshake.headers["x-forwarded-for"] || socket.handshake.address.address;
var raw = socket.handshake.address.address;
if(Config.REVERSE_PROXY) {
if(typeof socket.handshake.headers["x-forwarded-for"] == "string") {
var ip = socket.handshake.headers["x-forwarded-for"].split(",")[0];
Logger.syslog.log("/" + ip + " is proxied by /" + raw);
return ip;
}
}
return socket.handshake.address.address;
}
exports.io.sockets.on("connection", function(socket) {